CN214899261U - Connection structure of rotary joint and conductive slip ring - Google Patents
Connection structure of rotary joint and conductive slip ring Download PDFInfo
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- CN214899261U CN214899261U CN202121387040.8U CN202121387040U CN214899261U CN 214899261 U CN214899261 U CN 214899261U CN 202121387040 U CN202121387040 U CN 202121387040U CN 214899261 U CN214899261 U CN 214899261U
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Abstract
The utility model discloses a rotary joint and draw bail of leading electrical slip ring's draw bail, the on-line screen storage device comprises a base, the main shaft is installed to the warp beam bearing subassembly in the base, and motor element is installed to the main shaft lower extreme, main shaft upper end fixedly connected with revolving frame, install the slip ring of leading electrical slip ring in the main shaft, lead electrical slip ring and install rotary joint on the upper end, lead electrical slip ring include with main shaft fixed connection's slip ring rotor, install the sliding ring stator in the slip ring rotor, rotary joint include with slip ring stator fixed connection's joint stator, install the joint rotor in the joint stator, install the joint shift fork of fixing in revolving frame on the joint rotor, the slip ring shift fork of fixing in the base is installed to the lower extreme of slip ring stator, and the center of slip ring stator is equipped with axial sliding ring through-hole. The utility model discloses can realize joint stator and sliding ring stator motionless, and joint rotor and sliding ring rotor are along with main shaft and the continuous rotatory purpose of rotating frame.
Description
Technical Field
The utility model relates to a rotary joint and conductive slip ring's draw bail.
Background
In the single-shaft or multi-shaft rotary table equipment, the equipment to be tested is placed on a continuous rotating component, the equipment to be tested is provided with two types of cables (signals and power supplies) which need to be connected with a measurement and control cabinet, and two types of rotating connectors, namely a rotating joint and a conductive slip ring, are introduced to avoid twisting off the cables; in terms of structural design, the rotary joint and the conductive slip ring, whether the inner rotor or the outer rotor, are internally provided with bearings for supporting the rotor part to rotate.
The rotary joint is specially used for transmitting high-frequency signals, the signal frequency is 1-18 Ghz, and a common rotary joint has a single channel and a double channel; the conducting slip ring generally transmits low-frequency or direct-current signals and can supply power to user equipment, and the general power utilization range is voltage of 0-200V and current of 0-10A; however, for the power supply requirement of large current and large voltage, an independent power supply slip ring needs to be specially manufactured, so that strong current and weak current are separated to avoid interference with a signal cable.
When signals of two frequency bands of low frequency and high frequency are transmitted simultaneously, a cable needs to pass through a conductive slip ring hole, a stator flange of a rotary joint is connected with a base (or a bracket), a rotor of the rotary joint is connected with a main shaft, and a slender cable guide pipe is arranged in the main shaft hole, so that the processing difficulty is high, the using process is complicated, and the reliability is low; in addition, the rotary joint is arranged at the tail part of the main shaft, so that the occupied space is large.
SUMMERY OF THE UTILITY MODEL
The present invention aims to provide a coupling structure of a rotary joint and a conductive slip ring to solve the above problems in the background art.
The technical scheme includes that the connection structure of the rotary joint and the conductive sliding ring comprises a base, a spindle is mounted in the base through a bearing assembly, a motor assembly is mounted at the lower end of the spindle, a rotary frame is fixedly connected to the upper end of the spindle, the conductive sliding ring is mounted in the spindle, the rotary joint is mounted at the upper end of the conductive sliding ring and comprises a sliding ring rotor fixedly connected with the spindle, a sliding ring stator is mounted in the sliding ring rotor, the rotary joint comprises a joint stator fixedly connected with the sliding ring stator, a joint rotor is mounted in the joint stator, a joint shifting fork fixed in the rotary frame is mounted on the joint rotor, a sliding ring shifting fork fixed in the base is mounted at the lower end of the sliding ring stator, and an axial sliding ring through hole is formed in the center of the sliding ring stator.
Furthermore, the joint stator is connected with the slip ring stator through a flange structure, and the lower end of the joint stator is connected with a cable B, one end of the cable B is arranged in the slip ring through hole; the upper end of the joint rotor is connected with the cable A.
Furthermore, the outer ring of the joint shifting fork is fixedly connected with the rotating frame, a joint square hole is formed in the center of the joint shifting fork, the joint rotor is of a cylindrical structure, 2 joint planes are arranged on the cylindrical surface of the joint rotor, and the joint shifting fork and the joint rotor are mutually matched and fixed with the 2 joint planes through the joint square hole.
Further, the outer lane and the base fixed connection of sliding ring shift fork, the central point of sliding ring shift fork puts and is equipped with the sliding ring square hole, the sliding ring stator is tubular structure, is equipped with 2 sliding ring planes on the outer face of cylinder of sliding ring stator, mutually supports fixedly through sliding ring square hole and 2 sliding ring planes between sliding ring shift fork and the sliding ring stator.
Furthermore, the upper end of the slip ring rotor is connected with a slip ring rotor cable, and the lower end of the slip ring stator is connected with a slip ring stator cable.
Advantageous effects
Compared with the prior art, the utility model has the following advantages.
1. The utility model connects the rotary joint with the upper end surface of the slip ring stator of the conductive slip ring through the flange structure, thus shortening the distance from the rotary part to the static part of the radio frequency cable, leading the whole structure to be more compact and saving the space at the tail part of the main shaft;
2. the utility model discloses B cable and sliding ring stator in the sliding ring through-hole are arranged in to one end together are in quiescent condition, do not have the risk of wearing and tearing, and joint rotor end connection's A cable binds rotatory together with revolving frame, and holistic life-span depends on rotary joint and the wearing and tearing life-span of electrically conductive sliding ring self.
Drawings
The present invention will be described in detail with reference to the accompanying drawings.
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a top sectional view of the present invention;
fig. 3 is a cross-sectional view of the conductive slip ring of the present invention;
FIG. 4 is a three-dimensional schematic view of a middle rotary joint according to the present invention;
fig. 5 is a three-dimensional schematic view of a conductive slip ring according to the present invention;
FIG. 6 is a schematic structural view of the middle joint fork of the present invention;
fig. 7 is a schematic structural view of the middle slip ring shift fork of the present invention.
Detailed Description
The present invention will be further described with reference to the following embodiments and the accompanying drawings.
As shown in fig. 1-7, a coupling structure of a rotary joint and a conductive slip ring comprises a base 11, a main shaft 6 is arranged in the base 11 through a bearing assembly 9, a motor assembly 10 is arranged at the lower end of the main shaft, a rotating frame 5 is fixedly connected at the upper end of the main shaft 6, a conductive slip ring 17 is arranged in the main shaft 6, a rotary joint 18 is arranged at the upper end of the conductive slip ring 17, the conductive slip ring 17 comprises a slip ring rotor 7 fixedly connected with the main shaft 6, a slip ring stator 8 is arranged in the slip ring rotor 7, the rotary joint 18 comprises a joint stator 3 fixedly connected with a slip ring stator 8, a joint rotor 2 is arranged in the joint stator 3, the joint rotor 2 is provided with a joint shifting fork 1 fixed in the rotating frame 5, the lower end of the slip ring stator 8 is provided with a slip ring shifting fork 12 fixed in the base 11, and the center of the slip ring stator 8 is provided with an axial slip ring through hole 16.
The joint stator 3 is connected with the slip ring stator 8 through a flange structure, and the lower end of the joint stator 3 is connected with a B cable 13 of which one end is arranged in a slip ring through hole 16; the upper end of the joint rotor 2 is connected with an A cable 4.
The outer ring of the joint shifting fork 1 is fixedly connected with the rotating frame 5, a joint square hole 19 is formed in the center of the joint shifting fork 1, the joint rotor 2 is of a cylindrical structure, 2 joint planes 20 are arranged on the cylindrical surface of the joint rotor 2, and the joint shifting fork 1 and the joint rotor 2 are mutually matched and fixed with the 2 joint planes 20 through the joint square hole 19.
The outer lane and the 11 fixed connection of base of sliding ring shift fork 12, the central point of sliding ring shift fork 12 puts and is equipped with sliding ring square hole 21, sliding ring stator 8 is the tubular structure, is equipped with 2 sliding ring planes 22 on the outer face of cylinder of sliding ring stator 8, and it is fixed to mutually support through sliding ring square hole 21 and 2 sliding ring planes 22 between sliding ring shift fork 12 and the sliding ring stator 8.
The upper end of the slip ring rotor 7 is connected with a slip ring rotor cable 14, and the lower end of the slip ring stator 8 is connected with a slip ring stator cable 15.
In the utility model, the joint stator 3 and the slip ring stator 8 are fixedly connected through a flange structure, and the joint rotor 2 and the slip ring rotor 7 are indirectly connected together, so that the joint stator 3 and the slip ring stator 8 are stationary, and the joint rotor 2 and the slip ring rotor 7 rotate along with the main shaft 6; the slip ring rotor 7 is an outer rotor of the conductive slip ring 17, and the slip ring stator 8 is an inner stator of the conductive slip ring 17; an axial slip ring through hole 16 is designed in the center of the slip ring stator 8; the B cable 13 is coupled with the joint stator 3, and the B cable 13 passes through the slip ring through hole 16.
The utility model installs the rotary joint 18 at the upper end of the conductive slip ring 17, the structure of the conductive slip ring 17 is the structure mode of the outer rotor and the inner stator, and the center of the inner stator is provided with a through hole, and the B cable 13 of the rotary joint 18 penetrates out from the slip ring through hole 16; the joint stator 3 and the slip ring stator 8 are connected together, and the slip ring stator 8 is limited to rotate by a slip ring shifting fork 12; the joint shifting fork 1 indirectly fixedly connects the joint rotor 2 and the slip ring rotor 7 together through the rotating frame 5 and the main shaft 6, and the main shaft 6 rotates to drive the slip ring rotor 7 and the joint rotor 2 to rotate together.
The working principle of the utility model is that the base 11 is used as a support, the bearing assembly 9 is arranged inside the base 11, the main shaft 6 is supported and fixed by the bearing assembly 9, and the main shaft 6 drives the rotating frame 5 to rotate around the axis of the main shaft; the conductive slip ring 17 is installed in a shaft hole of the main shaft 6, a bearing assembly in the conductive slip ring 17 limits the slip ring rotor 7 and the slip ring stator 8 to a rotation degree of freedom, namely the slip ring stator 8 and the slip ring rotor 7 can rotate relatively, the tail of the conductive slip ring 17 is limited by the slip ring shifting fork 12, the working mode of the conductive slip ring 17 is changed into an outer rotor and an inner stator, the upper end of the slip ring stator 8 is in flange connection with the rotary joint 18, the tail of the rotary joint 18 is indirectly connected with the main shaft 6 through the joint shifting fork 1, and the main shaft 6 drives the slip ring rotor 7, the rotary frame 5, the joint shifting fork 1, the joint rotor 2, the slip ring rotor cable 14 and the A cable 4 to rotate together.
A motor component 10 is sleeved at the lower end of the main shaft 6 and used for driving the main shaft 6 to rotate; the outer ring of the slip ring shifting fork 12 is fixed with the base 11, and a slip ring square hole 21 is matched with 2 slip ring planes 22 on the slip ring stator 8 to limit the slip ring stator 8 to rotate around the main shaft 6.
The upper end of the joint rotor 2 is connected with an A cable 4 through a plug, and the A cable 4 is fixed with a rotating frame 5; in a slip ring through hole 16 of the slip ring stator 8, the lower end of the joint stator 3 is connected with the B cable 13 through a plug, and the other end of the B cable 13 is connected with a socket on the base 11.
The rotary joint is a single-channel rotary joint and is also suitable for double-channel rotary joints.
The utility model discloses in the shafting in the rotary joint with lead the hookup mode of electrical slip ring, also can expand the every single move shafting with this kind of mode, perhaps position shafting and every single move shafting use together.
Claims (5)
1. A connection structure of a rotary joint and a conductive slip ring comprises a base (11) and is characterized in that a spindle (6) is installed in the base (11) through a bearing assembly (9), a motor assembly (10) is installed at the lower end of the spindle, a rotary frame (5) is fixedly connected to the upper end of the spindle (6), a conductive slip ring (17) is installed in the spindle (6), a rotary joint (18) is installed at the upper end of the conductive slip ring (17), the conductive slip ring (17) comprises a slip ring rotor (7) fixedly connected with the spindle (6), a slip ring stator (8) is installed in the slip ring rotor (7), the rotary joint (18) comprises a joint stator (3) fixedly connected with the slip ring stator (8), a joint rotor (2) is installed in the joint stator (3), and a joint shifting fork (1) fixed in the rotary frame (5) is installed on the joint rotor (2), the lower end of the slip ring stator (8) is provided with a slip ring shifting fork (12) fixed in the base (11), and the center of the slip ring stator (8) is provided with an axial slip ring through hole (16).
2. The coupling structure of the rotary joint and the conductive slip ring as claimed in claim 1, wherein the joint stator (3) is connected with the slip ring stator (8) through a flange structure, and the lower end of the joint stator (3) is connected with a B cable (13) with one end placed in a slip ring through hole (16); the upper end of the joint rotor (2) is connected with the cable A (4).
3. The connecting structure of the rotary joint and the conductive slip ring as claimed in claim 1, wherein the outer ring of the joint shift fork (1) is fixedly connected with the rotary frame (5), a joint square hole (19) is formed in the center of the joint shift fork (1), the joint rotor (2) is of a cylindrical structure, 2 joint planes (20) are arranged on the cylindrical surface of the joint rotor (2), and the joint shift fork (1) and the joint rotor (2) are mutually matched and fixed with the 2 joint planes (20) through the joint square hole (19).
4. The coupling structure of a rotary joint and a conductive slip ring according to claim 1, wherein an outer ring of the slip ring fork (12) is fixedly connected with the base (11), a slip ring square hole (21) is formed in a central position of the slip ring fork (12), the slip ring stator (8) is of a cylindrical structure, 2 slip ring planes (22) are arranged on an outer cylindrical surface of the slip ring stator (8), and the slip ring fork (12) and the slip ring stator (8) are mutually matched and fixed with the 2 slip ring planes (22) through the slip ring square hole (21).
5. A rotary joint and conductive slip ring coupling according to claim 1, wherein slip ring rotor cables (14) are connected to the upper end of the slip ring rotor (7), and slip ring stator cables (15) are connected to the lower end of the slip ring stator (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121387040.8U CN214899261U (en) | 2021-06-22 | 2021-06-22 | Connection structure of rotary joint and conductive slip ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121387040.8U CN214899261U (en) | 2021-06-22 | 2021-06-22 | Connection structure of rotary joint and conductive slip ring |
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| Publication Number | Publication Date |
|---|---|
| CN214899261U true CN214899261U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121387040.8U Active CN214899261U (en) | 2021-06-22 | 2021-06-22 | Connection structure of rotary joint and conductive slip ring |
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| CN (1) | CN214899261U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131648A (en) * | 2021-12-30 | 2022-03-04 | 成都航天烽火精密机电有限公司 | Axial quick assembling and disassembling type slip ring joint |
-
2021
- 2021-06-22 CN CN202121387040.8U patent/CN214899261U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131648A (en) * | 2021-12-30 | 2022-03-04 | 成都航天烽火精密机电有限公司 | Axial quick assembling and disassembling type slip ring joint |
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